DE68908436D1 - METHOD AND DEVICE FOR ESTIMATING THE CLEANING CAPACITY OF A GAS CLEANER. - Google Patents
METHOD AND DEVICE FOR ESTIMATING THE CLEANING CAPACITY OF A GAS CLEANER.Info
- Publication number
- DE68908436D1 DE68908436D1 DE8989103084T DE68908436T DE68908436D1 DE 68908436 D1 DE68908436 D1 DE 68908436D1 DE 8989103084 T DE8989103084 T DE 8989103084T DE 68908436 T DE68908436 T DE 68908436T DE 68908436 D1 DE68908436 D1 DE 68908436D1
- Authority
- DE
- Germany
- Prior art keywords
- estimating
- gas cleaner
- cleaning capacity
- cleaning
- capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63039036A JPH01215343A (en) | 1988-02-22 | 1988-02-22 | Method and device for evaluating capacity of gas refiner |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68908436D1 true DE68908436D1 (en) | 1993-09-23 |
DE68908436T2 DE68908436T2 (en) | 1994-01-05 |
Family
ID=12541885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89103084T Expired - Fee Related DE68908436T2 (en) | 1988-02-22 | 1989-02-22 | Method and device for estimating the cleaning ability of a gas cleaner. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4912963A (en) |
EP (1) | EP0330175B1 (en) |
JP (1) | JPH01215343A (en) |
KR (1) | KR910008102B1 (en) |
DE (1) | DE68908436T2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1237944B (en) * | 1990-01-05 | 1993-06-19 | Getters Spa | METHOD FOR DETERMINING THE END OF THE USEFUL LIFE OF AN INERT GAS PURIFIER AND RELATED EQUIPMENT |
FR2667937B1 (en) * | 1990-10-15 | 1995-03-10 | Cit Alcatel | GAS LEAK DETECTOR. |
CN1995940B (en) * | 2006-01-20 | 2010-08-11 | 河北第二机械工业有限公司 | Sealing performance detection method by using vacuum balancing method |
CN105987986B (en) * | 2015-02-09 | 2018-07-27 | 山西亮龙涂料有限公司 | Equipment for the air purification ability for testing coating material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4056967A (en) * | 1976-07-16 | 1977-11-08 | General Electric Company | Pneumatic system for a gas sensor |
JPS57114839A (en) * | 1981-01-08 | 1982-07-16 | Mitsubishi Electric Corp | Measuring method for purity of gas |
JPS57122344A (en) * | 1981-01-23 | 1982-07-30 | Toshiba Corp | Device for quantitatively measuring amount of automatic gas absorption |
-
1988
- 1988-02-22 JP JP63039036A patent/JPH01215343A/en active Granted
-
1989
- 1989-02-22 EP EP89103084A patent/EP0330175B1/en not_active Expired - Lifetime
- 1989-02-22 DE DE89103084T patent/DE68908436T2/en not_active Expired - Fee Related
- 1989-02-22 US US07/313,529 patent/US4912963A/en not_active Expired - Lifetime
- 1989-02-22 KR KR1019890002085A patent/KR910008102B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH01215343A (en) | 1989-08-29 |
KR910008102B1 (en) | 1991-10-07 |
KR890013741A (en) | 1989-09-25 |
DE68908436T2 (en) | 1994-01-05 |
EP0330175B1 (en) | 1993-08-18 |
EP0330175A2 (en) | 1989-08-30 |
EP0330175A3 (en) | 1990-08-08 |
JPH0577452B2 (en) | 1993-10-26 |
US4912963A (en) | 1990-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |